TV DiSEqC Switch 4x1 DiSEqC Switch satellite antenna flat LNB Switch for TV ReceiverFeatures:1. Low power consumption;2. External Power Units or power by receiver;3. Zinc die-cast housing, nickel-plated;4. Built-in amplification circuit compensate cable loss;5. Alternative SAT IF selection: 13/18V;6. Chip's research and development independently on our own;7. For the products, we have our own patent8. IC in switch distribute and control power supply to LNB , reducing energy consumption.Specification:1,Frequency Range:900-2400MHz2,Insertion Loss:3dB3,Isolation Between Outputs:20(dB)4,Switching Isolation Input: 23(dB)5,Return Loss Inputs: 8(dB)6,Return Loss Outputs: 7(dB)7,Output Level: 88dBuV (ANT) / 100dBuV (SAT)8,Normal Working Voltage: 12-20(V)9,DC Power Consumption: 30(mA)10,DC Max Power Passing: 500(mA)11,Impedance (all ports): 75(Ω)12,Switching Voltage/Signal: 13/18V, 0/22KHz13,Connectors “F” type: female14,Working Temperature: -20c-60c